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STEP
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INSPECTION
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ACTION
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1
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INSPECT ALARM ACTIVATION
Set the theft-deterrent alarm. After the alarm is set, open the driver-saide door to trigger the alarm.
Is there an alarm output function inoperative?
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Yes
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If the hazard warning lights do not flash, Go to the next step.
If the horn does not cycle, Go to Step 3.
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No
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The alarm outputs are functioning correctly.
Inspect the system for normal operation.
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2
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INSPECT HAZARD WARNING LIGHTS CIRCUIT
Turn the ignition switch to the ON position.
Connect a jumper wire between GEM connector terminal 1Q (harness-side) and ground.
Do the hazard warning lights come on?
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Yes
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Go to the next step.
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No
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3
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INSPECT HORN OPERATION
Connect the GEM connector.
Turn the ignition switch to the ON position.
Operate the horn from the horn switch.
Does the horn operate?
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Yes
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Go to the next step.
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No
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4
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INSPECT CIRCUIT BETWEEN HORN RELAY AND GEM
Disconnect the GEM connector.
Disconnect the horn relay connector.
Measure the resistance between GEM connector terminal 1P (harness-side) and horn relay terminal A (CJB-side).
Is the resistance less than 5 ohms?
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Yes
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Go to the next step.
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No
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Repair the circuit.
Inspect the system for normal operation.
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5
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INSPECT GEM FOR NORMAL OPERATION
Disconnect the all GEM connectors.
Inspect for the following items:
• Corrosion
• Terminal separation
Connect all the connectors and verify that their positions are correct.
Operate the system and inspect for any malfunction.
Is there any malfunction?
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Yes
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Install a new GEM. (See GENERIC ELECTRONIC MODULE (GEM) REMOVAL/INSTALLATION.)
Clear the DTC and perform the DTC inspection.
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No
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Verify that the system operates normally at this stage. The malfunction may result from loose connectors or corrosion.
Clear the DTC and perform the DTC inspection.
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